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Finding the Fourth Proportional to 117,453.60, 176,086.44 and 61,265.52

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Solution

The fourth proportional to 117,453.60, 176,086.44 and 61,265.52 is: 91,849.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,453.60 : 176,086.44 = 61,265.52 : x
  2. Step 2: Convert to fraction form
    117,453.60/176,086.44 = 61,265.52/x
  3. Step 3: Cross multiply
    117,453.60x = 176,086.44 × 61,265.52
  4. Step 4: Simplify right side
    117,453.60x = 10,788,027,311.55
  5. Step 5: Solve for x
    x = 10,788,027,311.55/117,453.60
  6. Step 6: Final answer
    x = 91,849.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.